NPPES file of Aug 9, 2026

Dae-Won Lee

Emergency Medicine Physician · Fontana, CA

Dae-Won Lee is an emergency medicine physician with a practice address in Fontana, California, and NPI 1881078707, issued on Jul 10, 2015. Check the license (California A152262, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1881078707
Name
Dae-Won Lee
Primary taxonomy
Emergency Medicine Physician 207P00000X
License numbers
A152262 CA
2015021362 MO
Self-reported in NPPES; status is on the state search
Practice location
9961 Sierra Ave, Fontana, CA 92335
Phone
(909) 724-5000
Enumerated
Jul 10, 2015
Record last updated
May 1, 2025
Medicare enrollment
Enrolled (PECOS I20190206002830); accepts Medicare assignment
Medical or professional school
Wayne State University School Of Medicine, 2015
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 9961 Sierra Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Solomon Abila, MDFamily Medicine Physician1871652479
  2. Jenny Abouelsood, M.D.Family Medicine Physician1457638512
  3. Marla Abrolat, MDPediatrics Physician1164593133
  4. Eduardo Acosta, MDPediatrics Physician1497803324
  5. Michael Adair, MDFamily Medicine Physician1780732651
  6. Berneva Adams, MDObstetrics & Gynecology Physician1376602987

Verify Dae-Won Lee in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A152262
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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95% more Medicare Part D claims than the average emergency medicine physician in 2024

440 Medicare Part D claims for 262 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 27 claims were for opioids.

  1. Dae-Won Lee440
  2. Specialty average226

Most prescribed

  1. Ondansetron Odt54 claims
  2. Cephalexin40 claims
  3. Azithromycin30 claims
  4. Albuterol Sulfate Hfa26 claims
  5. Prednisone26 claims
  6. Ciprofloxacin Hcl20 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Bills Medicare through one group practice

  1. Southern California Permanente Medical GroupFontana, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Dae-Won Lee among 7,751 emergency medicine physician records in California

Dae-Won Lee is one of 7,751 emergency medicine physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 72% of them.

  • NPI issued2015 · 72% of these records are older, 25% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated2015 · median 2011 among the 4,560 with a school on file
  • Record last updated2025 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

55 emergency medicine physician records list a practice address in Fontana

They are 55 of the 3,012 NPPES records with a practice address in Fontana, and 7,751 emergency medicine physician records in California.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Pierre Assaf, MDFontana, CA 923351417969973
  2. Greg Capestany, MDFontana, CA 923351134277007
  3. Pushkar Chand, M.D.Fontana, CA 923351013074582
  4. Jonathan Chock, MDFontana, CA 923351770650624
  5. Karita Goulbourne, MDFontana, CA 923351619044500
  6. Charlene Jung, MDFontana, CA 923351346398146
  7. Shant Kalanjian, MDFontana, CA 923351942377841
  8. Ronald Lugo, MDFontana, CA 923351972670883

Common questions

What is Dae-Won Lee's NPI number?

Dae-Won Lee's National Provider Identifier (NPI) is 1881078707, issued on Jul 10, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Dae-Won Lee located?

The NPPES record lists a practice address at 9961 Sierra Ave, Fontana, CA, 92335. Phone: (909) 724-5000. Providers update this record themselves, so call before visiting.

How can I verify Dae-Won Lee's license?

NPPES lists California license number A152262, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Dae-Won Lee prescribe under Medicare Part D?

In 2024, Dae-Won Lee had 440 Medicare Part D claims for 262 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.